diff --git a/src/style/cpns/clip-float-btn.less b/src/style/cpns/clip-float-btn.less
index 09bc516..6587bde 100644
--- a/src/style/cpns/clip-float-btn.less
+++ b/src/style/cpns/clip-float-btn.less
@@ -14,6 +14,7 @@
   background-color: @text-bg-color-lighter;
   user-select: none;
   &:hover {
+    font-size: 25px;
     color: @bg-color;
     background-color: @primary-color;
     transition: all 0.15s;